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**BigBird05** · 12-01-2021, 06:10 PM

Those heat riser valves always go bad and coke all of the exhaust up thru the intake. Check it out and i'll bet you it will be bad.

12-01-2021, 06:10 PM	#38
BigBird05 Senior Member Join Date: Aug 2019 Location: Cheraw Posts: 1,305	Re: A grandpa’s camper truck resurrection Those heat riser valves always go bad and coke all of the exhaust up thru the intake. Check it out and i'll bet you it will be bad.